package main

import (
	"fmt"
	"strings"
)

func main() {
	//for i := 1;i < 10;i++{
	//	for a := 1; a<=i;a++{
	//			fmt.Printf("%vx%v=%v ", a, i, i*a)
	//		}
	//	fmt.Println()
	//}
	for i := 1;i < 10;i++{
		for a := 1; a<10;a++{
			if a <= i{
				fmt.Printf("%vx%v=%v ", a, i, i*a)
			}
		}
		fmt.Println()
	}
	c1 := "abcde"
	if strings.Contains(c1, "de"){
		fmt.Println("123213")
	}
}
